feat(notifications): honor chat mute in web realtime alerts

web/src/chat/types.ts

@@ -15,6 +15,7 @@ export interface Chat {
   is_saved?: boolean;
   archived?: boolean;
   pinned?: boolean;
+  muted?: boolean;
   unread_count?: number;
   unread_mentions_count?: number;
   pinned_message_id?: number | null;

web/src/hooks/useRealtime.ts

@@ -433,6 +433,9 @@ function maybeShowBrowserNotification(
   }
   const chat = useChatStore.getState().chats.find((item) => item.id === chatId);
   const isMention = hasMentionForUser(message.text, currentUsername);
+  if (!isMention && chat?.muted) {
+    return;
+  }
   if (!isMention && chat?.type === "private" && !prefs.privateNotifications) {
     return;
   }